Mechanism for releasing detonator-strikers in projectiles.



P. E. CHEESMAN. l NECHANISM FOR RELEASING DETONATOR STRIKERS IN PROJECTILES.

D APPLICATION FHED APR. 18| |918. gfgggmm Patented 1161.111919 2 SHEETS-SHEET l.

P. E. CHEESMAN. RELEASlNG DETUNM'OR STRIKERS IN PR APPLICATIION HLED APR. 18. 191s.

OJECTlLES.

MECHANISM FOR Patented Feb. l1, 12H9.

2 SHEETSSHEET 2 'loaded ernten PERU?? EDMUND CIZ'EESVAN, F WEST CROYDON, LONDON, ENGLAND.

lEGHB'SE EGR. RELELSING- DETONATOR-STRIKERS IN PROJECTILES.

.pplieatten filed .pril l. 1918. 4 Serial No. 229.364`

residing at Il Sydenna-m road. filent tfroydon. London, Englandq have invented new and useful Improvedlrleehanism tor Releasv ing Detoi'nitor-tflzril Whit-li the 'hilion'ingj is a spe-ioilieation.

This invention relates to innn'oved means for rel. e; the detonator strikers ot" pro- Yjetiles. i

.invert-ion the striker he aetimi. of a position is rei or centrifugal i liking nntil to a 7.

YPinon* mecha ne with this inven- 1 ills grenade of the lgure Il is a longi- 2 an end View ot' the gr made. is an end ie-W of the split tithe with. eight at one end ot it. the striker heling in the Safety position. Fig. 4 is an elevation, 5 a plan and Fig. t3 en end View ot' one partof the split. tatie While Fig'. '7, in and Q, are similar rieuse of tl other part. Fig. l is a part side elevatioi'i and Fig. ll an end View ot a tool for asieniloling,- the parts together.

A is a s .rilrer around whose stem coiled a Spring B attached at one end to the striker C and at the other end to a rino D formed in one with one part E of the split tnhe and having a. ,slot D1 to allow the ot' a pin F on tl striker A. ln the other part H the er nt tuloe are (it. (l1. to allow of the pin F and at the end of is a recess G2 in which th e pin F On the outer surface ot the two n rte E and il ot the split tube are proie@- SIJ --1 a tions l, l1? and il, a, respectively, .means of which we dits El and H1 are .se-eared to i, N the parte lil and H respectively. @he split tube and. the weights are inelosed in a tithe K capable of being fitted. in a grenade L and secured there by a plug M. At the inner end of the tuhe ll' a stop N held in the position shown in Fig. l hy a spring N1 on a stein N2 which is secured to the stop and extends entf-ide the wall of the n N rnally the .stop lil is pressed against the end off the .split tnhe 'oy an arm t) ot' nsuai eonstrnetion ir'hirh held in. Contact. with the end oli the stern hy means a split Specification of Letters Eatent.

in projectiles. ot-

Patented Feb. 11, 1919.

pin l? .Whieh passes through holes O in the arm' O and holes L in the grenade L. On the arm (l are pio iel io1is t)2 .which engage with slots L2 Yin the grenade L.

ln assembling the release mechanism tlul striker is first placed in the party E and the sl'ionin in Figs, l() and 1l, the pin l1" on the striker p lug up the slots G and D1 and :long the slot GL and when the tool. is withdrawn the pin l? enters the recess G2 in the part H, the springli of the striker A, having heen compressed and twisted.

ll'hen the grenade is thrown so that it rotates about its minor axis.tl1us causing rho weights El and H1 to move toward the 'ends ot the grenade,` the two parts E and H slide upon..eachother so that the pin F comes opposite to and enters the slot Gr1 where it is held by the'rinpr l) against the wall of the slot. `When the centrifugal force ceasesl. 1n combination with a pioje tile.a

striker and a spriingY ii'hioh engages the Striker and which is twisted and compressed when the striker is in the safety "position, said striker lieinzgr released from said safety position hy centrifugal torce hut prevented from striking until the centrifugal, force oeaees to act.

"2.. ln Combination with a projectile, a striker and a tube split longitudinally into two parts and hielos-ingr the striker audso arrangedthat one part is adapted to be moved upon the other hy centrifugal torre.

3. In Combination with a projeotile, a striker, a tube split longitudinally into two parts and inclosing the striker, the two parts of the tube being so arranged that one part 'is adapted to he moved upon the other by centrifugal force, and a spring attached to 'the striker and one part ofthe tube.

parts and inclosing the striker and so ar ranged that one part is adapted to be moved upon the other by'centrifugal force, a spring actuated stop adapted to prevent moif'ement of theparts of the tube and means for compressing thc spring and moving the stop.

G. In combination with a projectile, a striker, a tube Split longitudinally into two parts and inclosing the striker, the two parts of the. tube being so arranged that one part is adapted to be moved upon the other by centrifugal force, a spring attached to the striker and one. part of the tube, a pin ou the striker. a slot in one part of the tube te receive the pin. a spring actuated `atop adapted to prevent movement oi" the parts otl the tube and means for compressing the spring and moving the stop.

7. In combination with a projectile, a striker, a tube split longitudinally into two parts and inclosing the striker and so arranged that one part is adapted to be moved upon the other by centrifugal force, an outer tube inclosing the split tube, projections on the split tube and weights engaging jvith thel projections and the outer tube.

8. In combination, with a projectile, a striker, a tube split longggitiulinall \r into two parts and inclosing the striker, the two parts weights engaging with the projections and the outer tube.

9. In combination with a projectile, a striker, a tube split longitudinally into two parts and iuclosing the striker and so arranged that one part is adapted to be moved upon the other by centrifugal force, a spring actuated stop adapted to prevent movement of the parts of the tube, means for compresai ing the spring and moving the stop, an outer tube inclosing the split tube, projections on the split tube and weights. engaging with the projections and the outer tube.

10. In combination with a projectile, a striker, a tube split longitudinally into two parte and inclosing thc striker, the two parte ot' thetube being so arranged that one part is adapted to be moved upon the other by centri'lugal force, a 'spring attached to the striker and one part of the tube, a pin on the striker, a slot in one part of the tube to receive the pin, a spring actuated stop adapted to preventmovement of the parts of Vthe tube, means for compressing the spring and moving the stop, an outer tube inelosing the split tube, projections on the split tube and weights engaging with the projections and the outer tube.

In testimony that I claim the foregoing as 

